Exhibitor List

Founded in Hong Kong in 1991, Dehua Material Testing Co., Ltd. has over 30‑year‑long expertise in the testing industry with a nationwide service network. It has set up offices in Beijing, Shanghai, Shenyang, Chengdu and other cities. As a well‑known general agent for international high‑end non‑destructive testing and physical‑chemical analysis instruments in the industry, it boasts mature and comprehensive quality inspection solutions and core competitive advantages particularly for the valve casting sector.
The company’s product portfolio is highly tailored to quality inspection requirements of the valve industry, covering a full range of inspection equipment for valve castings, including X‑ray flaw detection systems, ultrasonic flaw detectors, spectrometers, conductivity meters and AI visual inspection systems. These instruments enable accurate identification of internal defects such as porosity, shrinkage porosity and cracks, as well as surface imperfections in valve castings, and deliver precise analysis of alloy compositions to meet high‑precision quality standards for various valve castings.
Supported by cost‑effective instruments and professional technical services, the company has long empowered key sectors including valves, automotive, aerospace, metallurgy and energy. Closely aligned with quality‑control scenarios along the valve‑casting industrial chain, it helps enterprises realize intelligent and refined quality management, strictly control the quality of valve castings, and improve production efficiency and product quality for customers. It serves as a reliable partner for inspection equipment and technical services within the valve industry.